महाभारतः mahābhārataḥ - book-1, chapter-54, verse-20

पितामहानां सर्वेषां दैवेनाविष्टचेतसाम् ।
कार्त्स्न्येनैतत्समाचक्ष्व भगवन्कुशलो ह्यसि ॥२०॥

20. pitāmahānāṁ sarveṣāṁ daivenāviṣṭacetasām ,
kārtsnyenaitatsamācakṣva bhagavankuśalo hyasi.

20. pitāmahānām sarveṣām daivena āviṣṭacetasām
kārtsnyena etat samācakṣva bhagavan kuśalaḥ hi asi

20. O revered one, since you are truly skilled, please narrate to me in complete detail all about those grandfathers whose minds were overcome by fate.

Words meanings summery:

• पितामहानाम् (pitāmahānām) - concerning the grandfathers (of grandfathers, of ancestors)

• सर्वेषाम् (sarveṣām) - of all (the grandfathers) (of all, of everyone)

• दैवेन (daivena) - by destiny (by fate, by divine will)

• आविष्टचेतसाम् (āviṣṭacetasām) - whose minds were overcome (by fate) (whose minds are entered/possessed)

• कार्त्स्न्येन (kārtsnyena) - in complete detail (completely, wholly, in full detail)

• एतत् (etat) - this (matter) (this)

• समाचक्ष्व (samācakṣva) - please narrate (narrate, explain, tell)

• भगवन् (bhagavan) - O revered one (O revered one, O lord)

• कुशलः (kuśalaḥ) - skilled (skillful, expert, well)

• हि (hi) - indeed, truly (indeed, certainly, for)

• असि (asi) - you are

Words meanings and morphology

पितामहानाम् (pitāmahānām) - concerning the grandfathers (of grandfathers, of ancestors)

(noun)

Genitive, masculine, plural of pitāmaha

pitāmaha - paternal grandfather, ancestor

Compound type : tatpuruṣa (pitṛ+mahat)

• pitṛ – father
  noun (masculine)
• mahat – great, large, elder
  adjective

सर्वेषाम् (sarveṣām) - of all (the grandfathers) (of all, of everyone)

(pronoun)

Genitive, masculine, plural of sarva

sarva - all, every, whole

दैवेन (daivena) - by destiny (by fate, by divine will)

(noun)

Instrumental, neuter, singular of daiva

daiva - divine, relating to the gods, fate, destiny

Derived from deva (god) with aṇ suffix.

आविष्टचेतसाम् (āviṣṭacetasām) - whose minds were overcome (by fate) (whose minds are entered/possessed)

(adjective)

Genitive, masculine, plural of āviṣṭacetas

āviṣṭacetas - having an entered/possessed mind

Bahuvrihi compound.

Compound type : bahuvrīhi (āviṣṭa+cetas)

• āviṣṭa – entered, possessed, pervaded
  participle
  past passive participle
  From ā-√viś (to enter)
  Prefix: ā
  Root: viś (class 6)
• cetas – mind, intellect, thought
  noun (neuter)

कार्त्स्न्येन (kārtsnyena) - in complete detail (completely, wholly, in full detail)

(noun)

Instrumental, neuter, singular of kārtsnya

kārtsnya - completeness, entirety, totality

Derived from kṛtsna (whole, entire) with ṣya suffix.

एतत् (etat) - this (matter) (this)

(pronoun)

Accusative, neuter, singular of etad

etad - this, that

Demonstrative pronoun.

समाचक्ष्व (samācakṣva) - please narrate (narrate, explain, tell)

(verb)

2nd person , singular, middle, imperative (loṭ) of √cakṣ

imperative

sam-ā-√cakṣ in the middle voice. sam (completely, together) + ā (towards, intensifier).

Prefixes: sam+ā

Root: cakṣ (class 2)

भगवन् (bhagavan) - O revered one (O revered one, O lord)

(noun)

Vocative, masculine, singular of bhagavat

bhagavat - fortunate, glorious, divine, revered, Lord

Possessive adjective/noun from bhaga.

कुशलः (kuśalaḥ) - skilled (skillful, expert, well)

(adjective)

Nominative, masculine, singular of kuśala

kuśala - skillful, clever, prosperous, well

हि (hi) - indeed, truly (indeed, certainly, for)

(indeclinable)

Particle.

असि (asi) - you are

(verb)

2nd person , singular, active, present (laṭ) of √as

present tense

From root as.

Root: as (class 2)